Overlay for a video display unit



FIG. 1 is a perspective view of an overlay for a video display unit showing our new design; and,

FIG. 2 is a front view of the overlay of FIG. 1.

Portions of the overlay for a video display unit shown in broken lines form no part of the claimed design. 

CLAIM The ornamental design for an overlay for a video display unit, as shown and described. 